A few products are all you need to make your hair bend—or straighten—to your whims.

Photo: Jeff Harris

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If Your Hair is Wavy

To give soft waves more definition, try Bumble and Bumble Texture ($26; bumbleandbumble.com). The cream holds a wave pattern without giving hair a wet look. Apply a quarter-size amount on damp hair, let sit for a minute, then use your fingers to scrunch and tousle.